发明名称 MULTIPLE CYLINDER ENGINE OF MOTORCYCLE
摘要 PURPOSE:To miniaturize an engine while improve the assembling property by making an intermediate shaft which is inserted from the outside part of said engine, hold a generator driving system which is provided on the middle part of said intermediate shaft provided in parallel on the rear upper part of a crankshaft and a starter power transmission mechanism. CONSTITUTION:A transmission main shaft (figure omitted) is provided in parallel at the rear of a transverse crankshaft 1, and an intermediate shaft 20 is provided in parallel on the upper part of the main shaft and at the rear of the crankshaft 1. A generator driving system consisting of sprockets 21, 25 and a chain 26 which is put around both the sprockets 21, 25, is provided in the middle part of the intermediate shaft 20, while a starter motor 29 is provided in parallel to the intermediate shaft 20. The small gear 31 of the starter motor 29 is meshed with a gear 27 which is rotatably provided on the intermediate shaft 20, via an idle gear 30. The intermediate shaft 20 is inserted into the sprocket 21, a damper 22, the gear 27, a one-way clutch 28, etc. from a bearing 20A side, in a condition that their positions are set in between bearings 20A, 20B.
申请公布号 JPS62240431(A) 申请公布日期 1987.10.21
申请号 JP19870082451 申请日期 1987.04.03
申请人 YAMAHA MOTOR CO LTD 发明人 MIZUTANI MASASHI;ISHII YASUSHI
分类号 F02B61/02;F02B67/00;F02B67/04;F02B75/02;F02B75/18;F02B75/20 主分类号 F02B61/02
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